Inventor · disambiguated record
Mark A. Pietras
Also filed as: PIETRAS MARK A · PIETRAS MARK ANDREW
19 granted patents·1,470 citations·filing 1992–2000
97Inventor score
Top patents by PatentIndex Score
19 records- 0192US6275490B1Method and apparatus for establishing communications from browser applicationNETSPEAK CORP·Filed 1997·Granted Aug 14, 2001·292 cites·20 claims
- 0291US6463565B1Method for designing object-oriented table driven state machinesNETSPEAK CORP·Filed 2000·Granted Oct 8, 2002·77 cites·40 claims
- 0391US6195391B1Hybrid video compression/decompression systemIBM·Filed 1994·Granted Feb 27, 2001·129 cites·33 claims
- 0491US5465118ALuminance transition coding method for software motion video compression/decompressionIBM·Filed 1993·Granted Nov 7, 1995·101 cites·15 claims
- 0591US5384598ASystem and method for frame differencing video compression and decompression with frame rate scalabilityIBM·Filed 1992·Granted Jan 24, 1995·129 cites·25 claims
- 0690US5298992ASystem and method for frame-differencing based video compression/decompression with forward and reverse playback capabilityIBM·Filed 1992·Granted Mar 29, 1994·108 cites·32 claims
- 0789US5300949AScalable digital video decompressorIBM·Filed 1992·Granted Apr 5, 1994·119 cites·32 claims
- 0887US5402146ASystem and method for video compression with artifact dispersion controlIBM·Filed 1992·Granted Mar 28, 1995·84 cites·6 claims
- 0985US5463701ASystem and method for pattern-matching with error control for image and video compressionIBM·Filed 1994·Granted Oct 31, 1995·78 cites·22 claims
- 1084US5392072AHybrid video compression system and method capable of software-only decompression in selected multimedia systemsIBM·Filed 1992·Granted Feb 21, 1995·64 cites·12 claims
- 1183US5329379ASystem and method of measuring fidelity of decompressed video signals and imagesIBM·Filed 1992·Granted Jul 12, 1994·62 cites·20 claims
- 1278US5319793AMethod and apparatus for improved compression and recording of color video data in a personal computer using a plurality of lookup tablesIBM·Filed 1992·Granted Jun 7, 1994·47 cites·4 claims
- 1377US5353061ASystem and method for frame-differencing video compression/decompression using perceptually-constant information and image analysisIBM·Filed 1992·Granted Oct 4, 1994·41 cites·31 claims
- 1470US5453787AVariable spatial frequency chrominance encoding in software motion video compressionIBM·Filed 1993·Granted Sep 26, 1995·30 cites·13 claims
- 1569US5412766AData processing method and apparatus for converting color image data to non-linear paletteIBM·Filed 1992·Granted May 2, 1995·30 cites·31 claims
- 1663US6307559B1Method and apparatus for color space conversion, clipping, and scaling of an image during blittingIBM·Filed 1995·Granted Oct 23, 2001·37 cites·12 claims
- 1759US5262847AMethod of converting luminance-color difference video signal to a three color component video signalIBM·Filed 1992·Granted Nov 16, 1993·18 cites·15 claims
- 1853US5664080ASystem and method for generating a universal palette and mapping an original color space to the universal paletteIBM·Filed 1992·Granted Sep 2, 1997·17 cites·11 claims
- 1942US5528514ALuminance transition coding method for software motion video compression/decompressionIBM·Filed 1995·Granted Jun 18, 1996·7 cites·22 claims
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